A proof for rapid exchange of hydrogen atoms in hydroxyl groups Slideshow Play

Communication – bilateral exchange of information Whiteboard exercise Play

Communication – bilateral exchange of information Student activity Play

Development of the embryo Simulation Play

Development of the embryo Student activity Play

Exchange mechanism in capillaries Animation Play

Exchange of food, oxygen and waste Animation Play

Exchange of heat and temperature Animation Play

Exchange of heat between organisms and their environment Simulation Play

Exchange of heat between organisms and their environment Student activity Play

Exchange of substances with the external environment Animation Play

Gas exchange Student activity Play

Gas exchange Whiteboard exercise Play

Gas exchange between the lungs and blood Animation Play

Gas exchange in an alveolus Animation Play

Gas exchange in humans Animation Play

Gas exchange in plants Slideshow Play

Gas exchange in the alveoli Whiteboard exercise Play

Gas exchange in the alveoli Student activity Play

Gas exchange in the gills of bony fish Whiteboard exercise Play

Gas exchange in the gills of bony fish Student activity Play

Gas exchange in the lungs Animation Play

Gas exchange in the lungs Student activity Play

Gas exchange in tissues Animation Play

Gas exchange – the basis of cell respiration Student activity Play